My Best Friend Became a Pig for Me

After a car crash, two best friends wake up as pigs in an ancient village. A mysterious system can restore only one of them to human form. One gives the chance to her friend, hiding a terrible catch: she'll have just six months to live. Armed with an extraordinary sense of smell, she helps her friend heal the sick, improve crops, and stand up to a local villain. But when the system unlocks shapeshifting, how long can she keep the truth buried?